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LECO for Empowering Results
Solvay Sulfuric Acid Oleum Technical Grade
Categories: Fluid

Material Notes: In a sealed container, oleum is a clear to slightly turbid, colorless to light yellow liquid. In ambient air, oleum reacts with water vapor to produce a dense white “smoke” of sulfuric acid aerosol.

Formula: H2SO4 + Free SO3

Nomenclature: Oleum Fuming Sulfuric Acid Pyrosulfuric Acid

CAS: 8014-95-7

CAS Index: Sulfuric Acid, mixture with sulfur trioxide


  • 20% oleum: 104.5% H2SO4
  • 25% oleum: 105.63% H2SO4
  • 30% oleum: 106.75% H2SO4
  • 65% oleum: 114.63% H2SO4

    Available in: North America

    Uses: Chemical: In the manufacture of organic sulfonates, detergents, and lubricants; in nitrating mixtures; as a dehydrating agent; as an SO3 source.

    Information provided by Rhodia, Rhodia has been acquired by Solvay.

  • Vendors:
    Available Properties
    • Density, 20%
    • Density, 25%
    • Density, 30%
    • Density, 65%
    • Melting Point, 65% Freezing Point
    • Melting Point, 20% Freezing Point
    • Melting Point, 25% Freezing Point
    • Melting Point, 30% Freezing Point
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    Manufacturer Notes:
    Solvay, former Rhodia Engineering Plastics

    Category Notes

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